| | | | | | | | | | 4 | 21 | | | | | | | | 1.7 | | | | | | | | | 2.8 | | 2.6 2.2 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |