Table:
text: Historical mortality rates of puerperal fever
Monthly mortality rates for birthgiving women 1841-1849
Puerperal fever 
 mortality rates for birthgiving women at the first clinic at the 
 Vienna General Hospital 
 1841-1849 reported by 
 Semmelweis 
 . He devised and instituted a handwashing policy by mid-May 1847. His employment was terminated March 20, 1849
Month_ Births Deaths Rate_ Sort_restore
Sep 223 41 18.4 21
Okt 242 71 29.3 22
Nov 209 48 23.0 23
Dec 239 75 31.4 24
Jan 272 52 19.1 25
Feb 263 42 16.0 26
Mar 266 33 12.4 27
Apr 285 34 11.9 28
Maj 246 15 6.1 29
Jun 196 8 4.1 30
Jul 191 1 0.5 31
Aug 193 3 1.6 32
Sep 221 5 2.3 33
Okt 250 44 17.6 34
Nov 252 18 7.1 35
Dec 236 19 8.1 36
Jan 244 37 15.2 37
Feb 257 29 11.3 38
Mar 276 47 17.0 39
Apr 208 36 17.3 40
Maj 240 14 5.8 41

text: Historical mortality rates of puerperal fever
Monthly mortality rates for birthgiving women 1841-1849
Puerperal fever 
 mortality rates for birthgiving women at the first clinic at the 
 Vienna General Hospital 
 1841-1849 reported by 
 Semmelweis 
 . He devised and instituted a handwashing policy by mid-May 1847. His employment was terminated March 20, 1849
Month_ Births Deaths Rate_ Sort_restore
Jan 254 37 14.6 1
Feb 239 18 7.5 2
Mar 277 12 4.3 3
Apr 255 4 1.6 4
Maj 255 2 0.8 5
Jun 200 10 5.0 6
Jul 190 16 8.4 7
Aug 222 3 1.4 8
Sep 213 4 1.9 9
Okt 236 26 11.0 10
Nov 235 53 22.6 11
Dec na na na 12
Jan 307 64 20.8 13
Feb 311 38 12.2 14
Mar 264 27 10.2 15
Apr 242 26 10.7 16
Maj 310 10 3.2 17
Jun 273 18 6.6 18
Jul 231 48 20.8 19
Aug 216 55 25.5 20

text: Historical mortality rates of puerperal fever
Monthly mortality rates for birthgiving women 1841-1849
Puerperal fever 
 mortality rates for birthgiving women at the first clinic at the 
 Vienna General Hospital 
 1841-1849 reported by 
 Semmelweis 
 . He devised and instituted a handwashing policy by mid-May 1847. His employment was terminated March 20, 1849
Month_ Births Deaths Rate_ Sort_restore
Mar 311 48 15.4 63
Apr 253 48 19.0 64
Maj 305 41 13.4 65
Jun 266 27 10.2 66
Jul 252 33 13.1 67
Aug 216 39 18.1 68
Sep 271 39 14.4 69
Okt 254 38 15.0 70
Nov 297 32 10.8 71
Dec 298 16 5.4 72
Jan 311 10 3.2 73
Feb 312 6 1.9 74
Mar 305 11 3.6 75
Apr 312 57 18.3 76
Maj 294 36 12.2 77
Jun 268 6 2.2 78
Jul 250 3 1.2 79
Aug 264 5 1.9 80
Sep 262 12 4.6 81
Okt 278 11 4.0 82
Nov 246 11 4.5 83

text: Historical mortality rates of puerperal fever
Monthly mortality rates for birthgiving women 1841-1849
Puerperal fever 
 mortality rates for birthgiving women at the first clinic at the 
 Vienna General Hospital 
 1841-1849 reported by 
 Semmelweis 
 . He devised and instituted a handwashing policy by mid-May 1847. His employment was terminated March 20, 1849
Month_ Births Deaths Rate_ Sort_restore
Dec 273 8 2.9 84
Jan 283 10 3.5 85
Feb 291 2 0.7 86
Mar 276 0 0.0 87
Apr 305 2 0.7 88
Maj 313 3 1.0 89
Jun 264 3 1.1 90
Jul 269 1 0.4 91
Aug 261 0 0.0 92
Sep 312 3 1.0 93
Okt 299 7 2.3 94
Nov 310 9 2.9 95
Dec 373 5 1.3 96
Jan 403 9 2.2 97
Feb 389 12 3.1 98
Mar 406 20 4.9 99

Question: Which month had a grading score below 39 and 2 deaths below the historical postpartum fever mortality rates?