what is the square miles difference between alarm forest and blue hill?
11.8
col : district\nbalance\n[clarification needed] | area\nkm2 | area\nsq mi | pop.\n1998 | pop.\n2008 | pop./km²\n2008 row 1 : alarm forest | 5.9 | 2.3 | 289 | 276 | 46.8 row 2 : blue hill | 36.5 | 14.1 | 177 | 153 | 4.2 row 3 : half tree hollow | 1.6 | 0.6 | 1,140 | 901 | 563.1 row 4 : jamestown | 3.6 | 1.4 | 884 | 714 | 198.3 row 5 : levelwood | 14.0 | 5.4 | 376 | 316 | 22.6 row 6 : longwood | 33.4 | 12.9 | 960 | 715 | 21.4 row 7 : sandy bay | 15.3 | 5.9 | 254 | 205 | 13.4 row 8 : saint paul's | 11.4 | 4.4 | 908 | 795 | 69.7 row 9 : royal mail ship\nst. helena[clarification needed] | – | – | 149 | 171 | – row 10 : jamestown\nharbour | – | – | 20 | 9 | – row 11 : total | 121.7 | 47.0 | 5,157 | 4,255 | 35.0
what is the square miles difference between alarm forest and blue hill?
District\nbalance\n[clarification needed] Area\nkm2 Area\nsq mi Pop.\n1998 Pop.\n2008 Pop./km²\n2008
Alarm Forest 5.9 2.3 289 276 46.8
Blue Hill 36.5 14.1 177 153 4.2
Half Tree Hollow 1.6 0.6 1,140 901 563.1
Jamestown 3.6 1.4 884 714 198.3
Levelwood 14.0 5.4 376 316 22.6
Longwood 33.4 12.9 960 715 21.4
Sandy Bay 15.3 5.9 254 205 13.4
Saint Paul's 11.4 4.4 908 795 69.7
Royal Mail Ship\nSt. Helena[clarification needed] – – 149 171 –
Jamestown\nHarbour – – 20 9 –
Total 121.7 47.0 5,157 4,255 35.0
11.8