| | | | 2021 6 | | | 2021 5 12 | | | | | | | | | 131 | | 2010 4 | 2015 45 | | 2018 128 | | | | | | | | | | | | | | | | | | | | | | | | | | | 25％ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ＝ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 3 | | | | 80% | | 70% | | 60% | | 50% | | 40% | | 30% | | 20% | | | | 10% | | | | 5% | | | | | | | | | | | | | 30% | | | | | | | | | | | | | | | | 2003 5 | | | | | | | | | | | | | | | | | | | | | | | | | | | | 30 | |