This task involves creating answers to complex questions, from a given passage. Answering these questions, typically involve understanding multiple sentences. Make sure that your answer has the same type as the "answer type" mentioned in input. The provided "answer type" can be of any of the following types: "span", "date", "number". A "span" answer is a continuous phrase taken directly from the passage or question. You can directly copy-paste the text from the passage or the question for span type answers. If you find multiple spans, please add them all as a comma separated list. Please restrict each span to five words. A "number" type answer can include a digit specifying an actual value. For "date" type answers, use DD MM YYYY format e.g. 11 Jan 1992. If full date is not available in the passage you can write partial date such as 1992 or Jan 1992. If you find multiple spans, please add them all as a comma separated list. Please restrict each span to five words.

Passage: During the civil war, and the ensuing Soviet–Afghan War, most of the countrys infrastructure was destroyed, and normal patterns of economic activity were disrupted. The gross national product (GNP) fell substantially during Karmals rule because of the conflict; trade and transport were disrupted along with the loss of labor and capital. In 1981 the Afghan GDP stood at 154.3 billion Afghan afghanis, a drop from 159,7 billion in 1978. GNP per capita decreased from 7,370 in 1978 to 6,852 in 1981. The most dominant form of economic activity was the Agriculture in Afghanistan. Agriculture accounted for 63 percent of gross domestic product (GDP) in 1981; 56 percent of the labour force worked in agriculture in 1982. Industry accounted for 21 percent of GDP in 1982, and employed 10 percent of the labour force. All industrial enterprises were government-owned. The service sector, the smallest of the three, accounted for 10 percent of GDP in 1981, and employed an estimated one-third of the labour force. The balance of payments, which had improved in the pre-communist administration of Muhammad Daoud Khan; the surplus decreased and became a deficit by 1982, which reached minus $US70.3 million. The only economic activity that grew substantially during Karmals rule was export and import. 
Question: How many thousands of dollars did the GNP per capita decrease between 1978 and 1981? 
Answer type: Number 
518.

Passage: In week 4, the Lions visited their divisional rival, the Minnesota Vikings. After a scoreless first quarter, the Lions got on the board with a 29-yard field goal by Matt Prater. The Vikings responded a few minutes later with a five-yard rushing touchdown by Dalvin Cook to make the score 7-3 in favor of Minnesota at half-time. The Lions scored 11 unanswered points in the second half. First, Prater kicked a 37-yard field goal to cut the Vikings' lead to three in the third quarter. Next, Detroit regained the lead with a three-yard rushing touchdown by Ameer Abdullah, followed by a two-point conversion pass from Matthew Stafford to T. J. Jones. Both third quarter scores followed Vikings fumbles that were recovered by the Lions. Detroit's Glover Quin forced another fumble by Adam Thielen with under two minutes left in the game, which was recovered by Tahir Whitehead to end Minnesota's attempt at a possible game-tying drive. 
Question: How many times did the Vikings fumble? 
Answer type: Number 
3.

Passage: Hoping to build on their win over Tampa Bay, the Saints stayed at home for a Week 6 fight with the Philadelphia Eagles.  In the first quarter, New Orleans jumped out to an early lead with kicker John Carney kicking a 39-yard field goal and quarterback Drew Brees completing a 14-yard touchdown pass to WR Joe Horn.  In the second quarter, Philadelphia would get on the board with kicker David Akers kicking a 47-yard field goal.  Fortunately, the Saints managed to further themselves, as Brees completed a 7-yard touchdown pass to WR Marques Colston.  However, in the third quarter, the Eagles started to get back into the game, as quarterback Donovan McNabb completed two touchdown passes (a 60-yarder to WR Reggie Brown and a 4-yard to TE L.J. Smith).  In the fourth quarter, Philadelphia took the lead on a 15-yard touchdown run by Brown.  Fortunately, after Brees completed a 48-yard touchdown pass to Horn, Carney helped give New Orleans the win as he kicked a 31-yard field goal as time ran out on the game.  With the win, the Saints maintained their lead in the NFC South with a 5-1 record going into their bye week. 
Question: How many more yards did Brees throw in touchdown passes compared to McNabb ? 
Answer type: Number 

5.