> dput(NTLST_Dispersal_VAR_00_08)
structure(list(District = structure(c(1L, 1L, 1L, 1L, 1L, 1L, 
1L, 1L, 1L, 2L, 2L, 2L, 2L, 2L, 2L, 2L, 2L, 2L, 3L, 3L, 3L, 3L, 
3L, 3L, 3L, 3L, 3L, 4L, 4L, 4L, 4L, 4L, 4L, 4L, 4L, 4L, 5L, 5L, 
5L, 5L, 5L, 5L, 5L, 5L, 5L, 6L, 6L, 6L, 6L, 6L, 6L, 6L, 6L, 6L, 
7L, 7L, 7L, 7L, 7L, 7L, 7L, 7L, 7L, 8L, 8L, 8L, 8L, 8L, 8L, 8L, 
8L, 8L, 9L, 9L, 9L, 9L, 9L, 9L, 9L, 9L, 9L, 10L, 10L, 10L, 10L, 
10L, 10L, 10L, 10L, 10L, 11L, 11L, 11L, 11L, 11L, 11L, 11L, 11L, 
11L, 12L, 12L, 12L, 12L, 12L, 12L, 12L, 12L, 12L, 13L, 13L, 13L, 
13L, 13L, 13L, 13L, 13L, 13L, 14L, 14L, 14L, 14L, 14L, 14L, 14L, 
14L, 14L, 15L, 15L, 15L, 15L, 15L, 15L, 15L, 15L, 15L, 16L, 16L, 
16L, 16L, 16L, 16L, 16L, 16L, 16L, 17L, 17L, 17L, 17L, 17L, 17L, 
17L, 17L, 17L, 18L, 18L, 18L, 18L, 18L, 18L, 18L, 18L, 18L, 19L, 
19L, 19L, 19L, 19L, 19L, 19L, 19L, 19L, 20L, 20L, 20L, 20L, 20L, 
20L, 20L, 20L, 20L, 21L, 21L, 21L, 21L, 21L, 21L, 21L, 21L, 21L, 
22L, 22L, 22L, 22L, 22L, 22L, 22L, 22L, 22L, 24L, 24L, 24L, 24L, 
24L, 24L, 24L, 24L, 24L, 23L, 23L, 23L, 23L, 23L, 23L, 23L, 23L, 
23L, 25L, 25L, 25L, 25L, 25L, 25L, 25L, 25L, 25L), .Label = c("DAB", 
"DCC", "DCH", "DCK", "DCO", "DCS", "DHW", "DIC", "DJA", "DKA", 
"DKL", "DKM", "DMH", "DMK", "DND", "DOS", "DPC", "DPG", "DQU", 
"DRM", "DSC", "DSQ", "DSS_N", "DSS_S", "DVA"), class = "factor"), 
    Year = c(1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L, 1999L, 2000L, 2001L, 2002L, 2003L, 2004L, 2005L, 
    2006L, 2007L), SPG_PER = c(0.446808511, 0.480769231, 0.366141732, 
    0.663366337, 0.553278689, 0.799204771, 0.824295011, 0.794520548, 
    0.77972028, 0.844036697, 0.7731569, 0.905714286, 0.799256506, 
    0.896703297, 0.887254902, 0.923728814, 0.941935484, 0.890909091, 
    0.691176471, 0.245901639, 0.525316456, 0.326599327, 0.797342193, 
    0.720430108, 0.773480663, 0.943319838, 0.961038961, 0.611111111, 
    0.48, 0.511111111, 0.6875, 0.649122807, 1, 0.541353383, 0.685314685, 
    0.9, 0.553846154, 0.491525424, 0.604938272, 0.636363636, 
    0.644067797, 0.660606061, 0.728723404, 0.807017544, 0.833333333, 
    0.677570093, 0.594936709, 0.758169935, 0.792035398, 0.690026954, 
    0.718808194, 0.863987635, 0.8815427, 0.950746269, 0.261904762, 
    0.556701031, 0.606382979, 0.6, 0.494565217, 0.609929078, 
    0.871060172, 0.896296296, 0.907563025, 0.542857143, 0.848101266, 
    0.744444444, 0.844155844, 0.653846154, 0.755319149, 0.476190476, 
    0.836363636, 0.764705882, 0.880143113, 0.915492958, 0.723776224, 
    0.774390244, 0.8, 0.818615752, 0.890625, 0.93129771, 0.808823529, 
    0.701149425, 0.672340426, 0.773722628, 0.861423221, 0.796407186, 
    0.866197183, 0.949554896, 0.937704918, 0.937062937, 0.4375, 
    0.269230769, 0.476190476, 0.518072289, 0.524444444, 0.626198083, 
    0.820189274, 0.845132743, 0.836012862, 0.1875, 0, 0, 0, 0, 
    0, 0, 0, 0.078431373, 0.806451613, 0.627118644, 0.768292683, 
    0.66751269, 0.967948718, 0.97979798, 0.986111111, 0.975609756, 
    1, 0.291925466, 0.416666667, 0.086956522, 0.060344828, 0.694805195, 
    0.616541353, 0.79245283, 0.411894273, 0.805929919, 0.653030303, 
    0.882352941, 0.787056367, 0.827763496, 0.703448276, 0.86453202, 
    0.93030303, 0.907216495, 0.9390681, 0.465277778, 0.402730375, 
    0.706666667, 0.536036036, 0.596273292, 0.655660377, 0.754990926, 
    0.815485997, 0.846889952, 0, 0, 0, 0, 0.011494253, 0.578512397, 
    0.554621849, 0.189655172, 0.62247191, 0.646907216, 0.575289575, 
    0.698979592, 0.608961303, 0.843629344, 0.881889764, 0.85, 
    0.825, 0.877192982, 0.970454545, 0.88255814, 0.982068966, 
    0.961267606, 0.956521739, 0.930555556, 1, 0.901408451, 0.905660377, 
    0.598360656, 0.289855072, 0.517985612, 0.543568465, 0.581932773, 
    0.628881988, 0.83902439, 0.846153846, 0.85089141, 0, 0, 0, 
    0, 0, 0, 0, 0, 0, 0.571428571, 0.848484848, 0.756756757, 
    0.793103448, 0.683544304, 0.5, 0.627906977, 0.887850467, 
    0.948717949, 0.333333333, 0.5, 0.256410256, 0.240740741, 
    0.418918919, 0.593495935, 0.695652174, 0.658823529, 0.642857143, 
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0.836956522, 0.854609929, 0.908235294, 
    1, 0.974576271, 0.942857143, 0.978021978, 0.984126984, 0.9
    ), SPP_PER = c(0.205673759, 0.192307692, 0.212598425, 0.222772277, 
    0.178278689, 0.115308151, 0.106290672, 0.131506849, 0.148601399, 
    0.105504587, 0.096408318, 0.065714286, 0.066914498, 0.065934066, 
    0.068627451, 0.06779661, 0.04516129, 0.072727273, 0.161764706, 
    0.151639344, 0.189873418, 0.111111111, 0.102990033, 0.134408602, 
    0.066298343, 0.032388664, 0.019480519, 0.055555556, 0.04, 
    0.111111111, 0.09375, 0.052631579, 0, 0.157894737, 0.111888112, 
    0.075, 0.015384615, 0.186440678, 0.160493827, 0.181818182, 
    0.186440678, 0.109090909, 0.122340426, 0.096491228, 0.083333333, 
    0.154205607, 0.180379747, 0.137254902, 0.092920354, 0.137466307, 
    0.137802607, 0.094281298, 0.067493113, 0.046268657, 0.19047619, 
    0.175257732, 0.170212766, 0.1, 0.125, 0.092198582, 0.068767908, 
    0.061728395, 0.079831933, 0.180952381, 0.088607595, 0.077777778, 
    0.077922078, 0.051282051, 0.14893617, 0.111111111, 0.090909091, 
    0.088235294, 0.096601073, 0.046948357, 0.129370629, 0.12195122, 
    0.093333333, 0.057279236, 0.07421875, 0.043256997, 0.098039216, 
    0.206896552, 0.153191489, 0.142335766, 0.101123596, 0.095808383, 
    0.08685446, 0.050445104, 0.059016393, 0.055944056, 0.125, 
    0.211538462, 0.277777778, 0.21686747, 0.235555556, 0.162939297, 
    0.129337539, 0.132743363, 0.102893891, 0.0625, 0, 0, 0, 0, 
    0, 0, 0, 0.019607843, 0.088709677, 0.189265537, 0.146341463, 
    0.162436548, 0.019230769, 0, 0.013888889, 0.024390244, 0, 
    0.149068323, 0, 0.086956522, 0.081896552, 0.214285714, 0.157894737, 
    0.090566038, 0.057268722, 0.09703504, 0.142424242, 0.068627451, 
    0.11691023, 0.12596401, 0.172413793, 0.061576355, 0.039393939, 
    0.059278351, 0.046594982, 0.173611111, 0.177474403, 0.16, 
    0.126126126, 0.158385093, 0.141509434, 0.105263158, 0.10708402, 
    0.082934609, 0, 0, 0, 0, 0.011494253, 0.132231405, 0.142857143, 
    0.012931034, 0.134831461, 0.131443299, 0.223938224, 0.140306122, 
    0.130346232, 0.081081081, 0.078740157, 0.095, 0.1125, 0.105263158, 
    0.020454545, 0.061627907, 0.012413793, 0.021126761, 0.040133779, 
    0.055555556, 0, 0.084507042, 0.056603774, 0.090163934, 0.154589372, 
    0.208633094, 0.149377593, 0.165966387, 0.163043478, 0.105691057, 
    0.112570356, 0.079416532, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.321428571, 
    0.121212121, 0.108108108, 0.103448276, 0.17721519, 0.5, 0.139534884, 
    0.093457944, 0.051282051, 0.1, 0.166666667, 0.179487179, 
    0.259259259, 0.148648649, 0.25203252, 0.173913043, 0.094117647, 
    0.178571429, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.099637681, 0.109929078, 
    0.054117647, 0, 0.025423729, 0.047619048, 0.021978022, 0.015873016, 
    0.1), LDP_PER = c(0.34751773, 0.326923077, 0.421259843, 0.113861386, 
    0.268442623, 0.085487078, 0.069414317, 0.073972603, 0.071678322, 
    0.050458716, 0.130434783, 0.028571429, 0.133828996, 0.037362637, 
    0.044117647, 0.008474576, 0.012903226, 0.036363636, 0.147058824, 
    0.602459016, 0.284810127, 0.562289562, 0.099667774, 0.14516129, 
    0.160220994, 0.024291498, 0.019480519, 0.333333333, 0.48, 
    0.377777778, 0.21875, 0.298245614, 0, 0.30075188, 0.202797203, 
    0.025, 0.430769231, 0.322033898, 0.234567901, 0.181818182, 
    0.169491525, 0.23030303, 0.14893617, 0.096491228, 0.083333333, 
    0.168224299, 0.224683544, 0.104575163, 0.115044248, 0.172506739, 
    0.143389199, 0.041731066, 0.050964187, 0.002985075, 0.547619048, 
    0.268041237, 0.223404255, 0.3, 0.380434783, 0.29787234, 0.06017192, 
    0.041975309, 0.012605042, 0.276190476, 0.063291139, 0.177777778, 
    0.077922078, 0.294871795, 0.095744681, 0.412698413, 0.072727273, 
    0.147058824, 0.023255814, 0.037558685, 0.146853147, 0.103658537, 
    0.106666667, 0.124105012, 0.03515625, 0.025445293, 0.093137255, 
    0.091954023, 0.174468085, 0.083941606, 0.037453184, 0.107784431, 
    0.046948357, 0, 0.003278689, 0.006993007, 0.4375, 0.519230769, 
    0.246031746, 0.265060241, 0.24, 0.21086262, 0.050473186, 
    0.022123894, 0.061093248, 0.75, 0, 1, 1, 0, 1, 0, 1, 0.901960784, 
    0.10483871, 0.183615819, 0.085365854, 0.170050761, 0.012820513, 
    0.02020202, 0, 0, 0, 0.559006211, 0.583333333, 0.826086957, 
    0.857758621, 0.090909091, 0.22556391, 0.116981132, 0.530837004, 
    0.09703504, 0.204545455, 0.049019608, 0.096033403, 0.046272494, 
    0.124137931, 0.073891626, 0.03030303, 0.033505155, 0.014336918, 
    0.361111111, 0.419795222, 0.133333333, 0.337837838, 0.245341615, 
    0.202830189, 0.139745917, 0.077429984, 0.070175439, 1, 1, 
    1, 1, 0.977011494, 0.289256198, 0.302521008, 0.797413793, 
    0.242696629, 0.221649485, 0.200772201, 0.160714286, 0.260692464, 
    0.075289575, 0.039370079, 0.055, 0.0625, 0.01754386, 0.009090909, 
    0.055813953, 0.005517241, 0.017605634, 0.003344482, 0.013888889, 
    0, 0.014084507, 0.037735849, 0.31147541, 0.555555556, 0.273381295, 
    0.307053942, 0.25210084, 0.208074534, 0.055284553, 0.041275797, 
    0.069692058, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0.107142857, 0.03030303, 
    0.135135135, 0.103448276, 0.139240506, 0, 0.23255814, 0.018691589, 
    0, 0.566666667, 0.333333333, 0.564102564, 0.5, 0.432432432, 
    0.154471545, 0.130434783, 0.247058824, 0.178571429, 0, 1, 
    1, 0, 0, 0, 0, 0, 0, 0.063405797, 0.035460993, 0.037647059, 
    0, 0, 0.00952381, 0, 0, 0), SPP_LDP_PER = c(0.553191489, 
    0.519230769, 0.633858268, 0.336633663, 0.446721311, 0.200795229, 
    0.175704989, 0.205479452, 0.22027972, 0.155963303, 0.2268431, 
    0.094285714, 0.200743494, 0.103296703, 0.112745098, 0.076271186, 
    0.058064516, 0.109090909, 0.308823529, 0.754098361, 0.474683544, 
    0.673400673, 0.202657807, 0.279569892, 0.226519337, 0.056680162, 
    0.038961039, 0.388888889, 0.52, 0.488888889, 0.3125, 0.350877193, 
    0, 0.458646617, 0.314685315, 0.1, 0.446153846, 0.508474576, 
    0.395061728, 0.363636364, 0.355932203, 0.339393939, 0.271276596, 
    0.192982456, 0.166666667, 0.322429907, 0.405063291, 0.241830065, 
    0.207964602, 0.309973046, 0.281191806, 0.136012365, 0.1184573, 
    0.049253731, 0.738095238, 0.443298969, 0.393617021, 0.4, 
    0.505434783, 0.390070922, 0.128939828, 0.103703704, 0.092436975, 
    0.457142857, 0.151898734, 0.255555556, 0.155844156, 0.346153846, 
    0.244680851, 0.523809524, 0.163636364, 0.235294118, 0.119856887, 
    0.084507042, 0.276223776, 0.225609756, 0.2, 0.181384248, 
    0.109375, 0.06870229, 0.191176471, 0.298850575, 0.327659574, 
    0.226277372, 0.138576779, 0.203592814, 0.133802817, 0.050445104, 
    0.062295082, 0.062937063, 0.5625, 0.730769231, 0.523809524, 
    0.481927711, 0.475555556, 0.373801917, 0.179810726, 0.154867257, 
    0.163987138, 0.8125, 0, 1, 1, 0, 1, 0, 1, 0.921568627, 0.193548387, 
    0.372881356, 0.231707317, 0.33248731, 0.032051282, 0.02020202, 
    0.013888889, 0.024390244, 0, 0.708074534, 0.583333333, 0.913043478, 
    0.939655172, 0.305194805, 0.383458647, 0.20754717, 0.588105727, 
    0.194070081, 0.346969697, 0.117647059, 0.212943633, 0.172236504, 
    0.296551724, 0.13546798, 0.06969697, 0.092783505, 0.0609319, 
    0.534722222, 0.597269625, 0.293333333, 0.463963964, 0.403726708, 
    0.344339623, 0.245009074, 0.184514003, 0.153110048, 1, 1, 
    1, 1, 0.988505747, 0.421487603, 0.445378151, 0.810344828, 
    0.37752809, 0.353092784, 0.424710425, 0.301020408, 0.391038697, 
    0.156370656, 0.118110236, 0.15, 0.175, 0.122807018, 0.029545455, 
    0.11744186, 0.017931034, 0.038732394, 0.043478261, 0.069444444, 
    0, 0.098591549, 0.094339623, 0.401639344, 0.710144928, 0.482014388, 
    0.456431535, 0.418067227, 0.371118012, 0.16097561, 0.153846154, 
    0.14910859, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0.428571429, 0.151515152, 
    0.243243243, 0.206896552, 0.316455696, 0.5, 0.372093023, 
    0.112149533, 0.051282051, 0.666666667, 0.5, 0.743589744, 
    0.759259259, 0.581081081, 0.406504065, 0.304347826, 0.341176471, 
    0.357142857, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0.163043478, 0.145390071, 
    0.091764706, 0, 0.025423729, 0.057142857, 0.021978022, 0.015873016, 
    0.1), Infestation_NUM = c(461L, 332L, 663L, 791L, 2138L, 
    2921L, 2783L, 2210L, 2466L, 2077L, 4294L, 4302L, 6095L, 7919L, 
    8516L, 7759L, 6637L, 4288L, 204L, 1099L, 1350L, 9332L, 11416L, 
    13120L, 13726L, 14393L, 13729L, 75L, 109L, 185L, 202L, 332L, 
    315L, 603L, 912L, 639L, 401L, 253L, 300L, 312L, 420L, 1105L, 
    987L, 654L, 726L, 898L, 1171L, 1266L, 1044L, 1919L, 3952L, 
    5333L, 7164L, 7914L, 219L, 321L, 433L, 325L, 856L, 2470L, 
    3054L, 3590L, 2830L, 704L, 1294L, 1673L, 1604L, 1517L, 1675L, 
    1374L, 1122L, 616L, 2971L, 1887L, 2032L, 3282L, 5850L, 7699L, 
    7539L, 8254L, 5261L, 664L, 914L, 1285L, 1602L, 3279L, 4821L, 
    5073L, 4508L, 3303L, 103L, 210L, 306L, 279L, 731L, 1470L, 
    1584L, 1541L, 1487L, 100L, 3L, 11L, 2L, 0L, 4L, 0L, 7L, 198L, 
    782L, 1248L, 1223L, 2821L, 6995L, 7524L, 7436L, 6645L, 5398L, 
    774L, 52L, 135L, 1045L, 781L, 2252L, 3312L, 5273L, 6230L, 
    5471L, 4960L, 5549L, 5608L, 8666L, 12418L, 11662L, 11492L, 
    8035L, 446L, 805L, 634L, 873L, 1668L, 2662L, 3544L, 4671L, 
    4677L, 7L, 5L, 12L, 2L, 471L, 563L, 930L, 8600L, 6168L, 2066L, 
    1558L, 2495L, 4785L, 7582L, 8725L, 8139L, 6407L, 1833L, 4284L, 
    6612L, 7869L, 10488L, 11055L, 10510L, 8971L, 7300L, 4607L, 
    550L, 604L, 870L, 884L, 1789L, 3827L, 3270L, 2862L, 2939L, 
    0L, 0L, 0L, 0L, 0L, 0L, 0L, 5L, 2L, 115L, 134L, 179L, 191L, 
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