The 2010 maternal mortality rate per 100,000 births for Guinea Bissau was 1000. This compares with 804.3 in 2008 and 966 in 1990. The under-5 mortality rate, per 1,000 births, was 195 and the neonatal mortality as a percentage of under-5 mortality was 24. The number of midwives per 1,000 live births was 3; one out of eighteen pregnant women die as a result of pregnancy. According to a 2013 UNICEF report, 50% of women in Guinea Bissau had undergone female genital mutilation. In 2010, Guinea Bissau had the seventh-highest maternal mortality rate in the world.

How many more maternal mortality rates births in 1990 than in 2008?
A: 161.7

Due to economic, social and security developments that are affecting the region in recent decades, the focus is now the change from net immigration to net emigration. About 10 million Mexicans live in the United States. 31.7 million Americans listed their ancestry as Mexican as of 2010, or roughly 10% of the population. According to the 2005 Colombian census or DANE, about 3,331,107 Colombians currently live abroad. The number of Brazilians living overseas is estimated at about 2 million people. An estimated 1.5 to two million Salvadorans reside in the United States. At least 1.5 million Ecuadorians have gone abroad, mainly to the United States and Spain. Approximately 1.5 million Dominicans live abroad, mostly in the United States. More than 1.3 million Cubans live abroad, most of them in the United States. It is estimated that over 800,000 Chileans live abroad, mainly in Argentina, the United States, Canada, Australia and Sweden. An estimated 700,000 Bolivians were living in Argentina as of 2006 and another 33,000 in the United States. Central Americans living abroad in 2005 were 3,314,300, of which 1,128,701 were El Salvador, 685,713 were Guatemalans, 683,520 were Nicaraguans, 414,955 were Hondurans, 215,240 were Panamanians and 127,061 were Costa Ricans.

How many of the Central Americans living abroad in 2005 were not Costa Ricans?
A: 3187239

After winning at home against the Ravens, the Steelers traveled to Oakland to take on the Raiders. The Raiders got off to a fast start in the 1st quarter when Terrelle Pryor ran for a 93-yard touchdown to take a 7-0 lead. This remains the longest touchdown run by any QB in NFL history. Darren McFadden ran into the end zone for a 7-yard touchdown run to make the score 14-0. The Steelers managed to get on the board in the 2nd quarter when Shaun Suisham nailed a 47-yard field goal for a 14-3 deficit. But the Raiders moved ahead as McFadden ran for another touchdown from 4 yards out for a 21-3 score at halftime. After a scoreless 3rd quarter, the Steelers went back to work in the 4th quarter as Ben Roethlisberger found Emmanuel Sanders on a 9-yard touchdown pass to make the score 21-10 and then Le'Veon Bell ran for a 4-yard touchdown with the successful 2-point conversion to make the final score 21-18 as their comeback attempt again was cut short and the team fell to 2-5. On a positive note, they had won 2 out of their last 3 games coming off their bye week.

How many yards longer was the longest touchdown of the first half compared to the shortest?
A:
89