| Overall | Mtwara | Rukwa | T Test for differences | ||
---|---|---|---|---|---|---|
 | Price | N | Price | N | Price | P |
R1: mid Feb 2011 | 1529 | 25 | 1480 | 3 | 1933 | 0.488 |
R2: Apr 2011 | 1578 | 50 | 1564 | 8 | 1662.5 | 0.471 |
R3: May 2011 | 1580 | 54 | 1530 | 26 | 1685 | 0.049 |
R4: Aug 2011 | 1299 | 76 | 1155 | 63 | 1471 | <.0001 |
R5: Jan 2012 | 1272 | 77 | 1108 | 66 | 1463 | <.0001 |