| | | Jan. | Feb. | March | Apr. | May | June | July | Aug. | Sep. | Oct. | Nov. | Dec. |
|
| 2009 | | - | - | - | 4989.
1 | 4851.
1 | 4771.
1 | 4700.
1 | 4648.
1 | 4598.
1 | 4597.
1 | 4591.
1 | 4598.
1 |
|
| 2010 | 4542.
1 | 4486.
1 | 4406.
1 | 4373.
1 | 4286.
1 | 4192.
1 | 4184.
1 | 4174.
1 | 4204.
1 | 4255.
1 | 4209.
1 | 4170.
1 |
|
| 2011 | 4204.
1 | 4158.
1 | 4122.
1 | - | - | - | - | - | - | - | - | - |
|
| 2012 | | - | - | 4239.
1 | 4145.
1 | 4142.
1 | 4143.
1 | 4134.
1 | 4131.
1 | 4131.
1 | 4104.
1 | 4108.
1 | 4124.
1 |
|
| 2013 | 4123.
1 | 4140.
1 | 4077.
1 | 4024.
1 | 3912.
1 | 3881.
1 | 3890.
1 | 3906.
1 | 3998.
1 | 3966.
1 | 3981.
1 | 4018.
1 |
|
| 2014 | 8438.
1 | 8538.
1 | 8582.
1 | 9003.
1 | - | 9012.
1 | 9102.
1 | 9148.
1 | - | 9127.
1 | 9185.
1 | 9192.
1 |
|
| 2015 | 9227.
1 | 9337.
1 | 9615.
1 | 9667.
1 | 9678.
1 | 9691.
1 | 9726.
1 | - | - | 9859.
1 | 9940.
1 | 10001.
1 |
|
| 2016 | 9979.
1 | 10084.
1 | 10299.
0 | 10406.
0 | 10509.
0 | 10628.
0 | - | - | 10637.
0 | 10677.
0 | 10796.
0 | 10828.
0 |
|
| 2017 | 10834.
0 | 10948.
0 | 11447.
0 | 11499.
0 | 11486.
0 | 11489.
0 | 11499.
0 | 11499.
0 | 11490.
0 | 11505.
0 | 11508.
0 | 11580.
0 |
|
| 2018 | |
