| Figure 6 | (MeV) | | | |
| (a) | 1850 | 0.881 | 0.168 | 0.127 | (b) | 1870 | 0.872 | 0.221 | 0.132 | (c) | 1890 | 0.883 | 0.241 | 0.135 | (d) | 1910 | 0.856 | 0.252 | 0.153 | (e) | 1930 | 0.867 | 0.269 | 0.218 | (f) | 1950 | 0.853 | 0.253 | 0.295 | (g) | 1970 | 0.860 | 0.249 | 0.321 | (h) | 1990 | 0.875 | 0.261 | 0.184 | (i) | 2010 | 0.895 | 0.278 | 0.359 | (j) | 2030 | 0.906 | 0.299 | 0.337 | (k) | 2050 | 0.932 | 0.348 | 0.285 | (l) | 2070 | 0.945 | 0.337 | 0.304 |
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