Unit: NT$Thousand
| Month | 2015 | YoY Change | YoY Change % | 2014 | YoY Change | YoY Change % | 2013 |
| 386,904 | -55,060 | -12.46% | 441,964 | 86,417 | 24.31% | 355,547 | |
| Feb | 224,365 | -62,372 | -21.75% | 286,737 | 62,119 | 27.66% | 224,618 |
| March | 298,621 | -80,707 | -21.28% | 379,328 | 101,047 | 36.31% | 278,281 |
| April | 244,163 | -108,777 | -30.82% | 352,940 | 25,915 | 7.92% | 327,025 |
| May | 212,440 | -156,306 | -42.39% | 368,746 | 25,848 | 7.54% | 342,898 |
| June | 201,882 | -93,323 | -31.61% | 295,205 | 11,192 | 3.94% | 284,013 |
| July | 261,909 | -129,568 | -33.10% | 391,477 | 102,611 | 35.52% | 288,866 |
| Aug | 340,889 | -113,489 | -24.98% | 454,378 | 100,348 | 28.34% | 354,030 |
| Sep | 349,512 | -200,462 | -36.45% | 549,974 | 130,262 | 31.04% | 419,712 |
| Oct | 318,524 | -72,806 | -18.60% | 391,330 | 2,580 | 0.66% | 388,750 |
| Nov | 348,781 | -62,452 | -15.19% | 411,233 | 9,469 | 2.36% | 401,764 |
| Dec | 443,603 | 119,520 | 36.88% | 324,083 | -165,997 | -33.87% | 490,080 |
