4.2銷售速度提升

等級	港口1	港口2
1	0%	0%
2	5.0%	5.0%
3	6.5%	6.5%
4	8.5%	8.5%
5	11.0%	11.0%
6	14.3%	14.3%
7	18.6%	18.6%
8	24.1%	24.1%
9	31.4%	31.4%
10	40.8%	40.8%

//後續港口暫未開放，後續補充