北海2017年进出口数据：

时间	进出口总额 (万美元)	进口总额 (万美元)	出口总额 (万美元)
2017.12	341453.50	169693.24	171760.26
2017.11	303960.96	148953.17	155007.79
2017.10	275045.79	136193.51	138852.27
2017.09	241671.53	116932.61	124738.92
2017.08	202578.93	97090.03	105488.90
2017.07	172866.16	83437.02	89429.15
2017.06	145471.25	71131.42	74339.83
2017.05	121437.30	60957.40	60479.90
2017.04	88384.15	40189.26	48194.89
2017.03	68946.84	32462.14	36484.70
2017.02	42258.87	21060.26	21198.61
2017.01	22283.39	8812.79	13470.60
201701		88127.90	134705.95
201702		210602.58	211986.14
201703		324621.44	364847.00
201704		401892.59	481948.94
201705		609574.04	604798.98
201706		711314.20	743398.29
201707		834370.15	894291.47
201708		970900.28	1054889.01
201709		1169326.11	1247389.20
201710		1361935.14	1388522.72
201711		1489531.68	1550077.93
201712		1696932.39	1717602.59

GDP