Year	Commodity	Tonnages	Percentage
2008	Coal	184.92	0.315
2009	Coal	161.74	0.309
2010	Coal	175.65	0.311
2011	Coal	177.6	0.319
2012	Coal	173.11	0.304
2013	Coal	162.24	0.286
2014	Coal	154.91	0.26
2015	Coal	126.03	0.224
2016	Coal	109.76	0.201
2017	Coal	104.47	0.195
2008	Petroleum	148.94	0.254
2009	Petroleum	145.33	0.278
2010	Petroleum	145.35	0.257
2011	Petroleum	138.76	0.249
2012	Petroleum	149.55	0.263
2013	Petroleum	159.81	0.282
2014	Petroleum	165.17	0.277
2015	Petroleum	162.28	0.288
2016	Petroleum	157.16	0.288
2017	Petroleum	152.19	0.284
2008	Chemicals	45.49	0.077
2009	Chemicals	42.36	0.081
2010	Chemicals	49.03	0.087
2011	Chemicals	50.74	0.091
2012	Chemicals	50.5	0.089
2013	Chemicals	49.85	0.088
2014	Chemicals	51.59	0.086
2015	Chemicals	50.75	0.09
2016	Chemicals	52.17	0.096
2017	Chemicals	53.58	0.1
2008	Crude Materials	105.71	0.18
2009	Crude Materials	75.14	0.144
2010	Crude Materials	87.62	0.155
2011	Crude Materials	87.08	0.156
2012	Crude Materials	88.33	0.155
2013	Crude Materials	90.42	0.16
2014	Crude Materials	96.46	0.162
2015	Crude Materials	98.35	0.175
2016	Crude Materials	94.61	0.173
2017	Crude Materials	96.93	0.181
2008	Manufactured Goods	25.08	0.043
2009	Manufactured Goods	15.03	0.029
2010	Manufactured Goods	20.63	0.037
2011	Manufactured Goods	23.15	0.042
2012	Manufactured Goods	26.24	0.046
2013	Manufactured Goods	26.4	0.047
2014	Manufactured Goods	31.19	0.052
2015	Manufactured Goods	28.44	0.05
2016	Manufactured Goods	26.73	0.049
2017	Manufactured Goods	30.51	0.057
2008	Food and Farm	67.69	0.115
2009	Food and Farm	75.32	0.144
2010	Food and Farm	79.38	0.14
2011	Food and Farm	72.41	0.13
2012	Food and Farm	74.1	0.13
2013	Food and Farm	70.85	0.125
2014	Food and Farm	89.98	0.151
2015	Food and Farm	89.66	0.159
2016	Food and Farm	97.16	0.178
2017	Food and Farm	94.86	0.177
2008	Manufactured Equipment	8.46	0.014
2009	Manufactured Equipment	7.38	0.014
2010	Manufactured Equipment	6.51	0.012
2011	Manufactured Equipment	6.11	0.011
2012	Manufactured Equipment	6.43	0.011
2013	Manufactured Equipment	5.93	0.01
2014	Manufactured Equipment	6.21	0.01
2015	Manufactured Equipment	6.8	0.012
2016	Manufactured Equipment	6.8	0.012
2017	Manufactured Equipment	2.32	0.004