| Years | Two stars | Three Stars | Four Stars | All Classified Hotels |
| 2005 | n/a | n/a | n/a | 49.4% |
| 2006 | n/a | n/a | n/a | 42.4% |
| 2007 | n/a | n/a | n/a | 47.3% |
| 2008 | n/a | n/a | n/a | 55.3% |
| 2009 | 31.0% | 40.3% | 56.7% | 45.8% |
| 2010 | 36.1% | 39.3% | 49.2% | 48.0% |
| 2011 | 25.5% | 31.6% | 43.2% | 41.9% |
| 2012 | 36.9% | 45.0% | 52.9% | 50.7% |
| 2013 | 21.2% | 33.9% | 43.1% | 45.1% |
| 2014 | 21.5% | 36.5% | 44.1% | 45.9% |
| 2015 | 29.1% | 33.7% | 35.2% | 39.3% |
| 2016 | 24.7% | 36.5% | 40.0% | 42.2% |
| 2017 | 24.3% | 26.9% | 38.2% | 40.4% |
| 2018 | 21.1% | 37.5% | 37.8% | 44.2% |