何千もの人（例：訪問者または従業員）。
| 日付 | 値 | 変更 , % |
|---|---|---|
| 2019 | 3,131.4 | 2.16% |
| 2018 | 3,065.3 | 1.75% |
| 2017 | 3,012.6 | 2.31% |
| 2016 | 2,944.7 | 0.27% |
| 2015 | 2,936.7 | 1.40% |
| 2014 | 2,896.2 | 3.68% |
| 2013 | 2,793.4 | -0.73% |
| 2012 | 2,813.9 | -0.09% |
| 2011 | 2,816.5 | -0.05% |
| 2010 | 2,818.0 | 0.32% |
| 2009 | 2,809.1 | 5.11% |
| 2008 | 2,672.5 |