710 < RW < 765 740 765 < RW < 850 800 850 < RW < 965 910 965 < RW < 1080 1020 1080 < RW < 1190 1130 1190 < RW < 1305 1250 1305 < RW < 1420 1360 1420 < RW < 1530 1470 1530 < RW < 1640 1590 1640 < RW < 1760 1700 1760 < RW < 1870 1810 1870 < RW < 1980 1930 1980 < RW < 2100 2040