Parameter | 2012 | 2013 | 2014 | 2015 | Min | Max |
SAR | 1.95 | 1.97 | 1.99 | 1.94 | 1.94 | 1.99 |
RSC | −1.34 | −1.26 | −1.16 | −1.21 | −1.34 | −1.16 |
SSP | 35.49 | 35.82 | 36.05 | 35.43 | 35.43 | 36.05 |
RSBC | −0.21 | −0.17 | −0.14 | −0.20 | −0.21 | −0.14 |
PI | 60.79 | 61.50 | 62.19 | 61.49 | 60.79 | 62.19 |
MAR | 29.50 | 28.61 | 27.20 | 26.83 | 26.83 | 29.50 |
KR | 0.50 | 0.51 | 0.51 | 0.50 | 0.50 | 0.51 |
TH | 297.59 | 202.40 | 185.54 | 191.22 | 185.54 | 297.59 |