TASK DEFINITION: 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.
PROBLEM: 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 

SOLUTION: 518.

PROBLEM: Passage: Some sources state that three million Circassians were evicted from Circassia in a period lasting until 1911. Other sources cite upwards of two million Circassian refugees fleeing Circassia by 1914 and entering nations and regions such as the Balkans, Turkey, what was the Ottoman Empire in what was known as the Muhajir, Iran, the Qajar dynasty also as Muhajir, Syria, Lebanon, what is now Jordan, Kosovo, Egypt , Israel  and as far afield as upstate New York and New Jersey. Some 90 percent of people with Circassian descent now live in other countries, primarily in Turkey, Jordan and other countries of the Middle East, with only 300,000-400,000 remaining in what is now Russia. The depopulated Circassian lands were resettled by numerous ethnic groups, including Russians, Ukrainians and Georgians. Friction developed between the latter group and the remaining indigenous people in Abkhazia, a factor later contributing to friction between the two ethnic groups and the resulting War in Abkhazia. 
Question: How many ethnic groups resettled the depopulated Circassian lands? 
Answer type: Number 

SOLUTION: 3.

PROBLEM: Passage: In 2009, 80.6% of Fort Worth (city) commuters drive to work alone. The 2009 modal share for Fort Worth (city) commuters are 11.7% for carpooling, 1.5% for transit, 1.2% for walking, and .1% for cycling. In 2015, the American Community Survey estimated modal shares for Fort Worth (city) commuters of 82% for driving alone, 12% for carpooling, .8% for riding transit, 1.8% for walking, and .3% for cycling. The city of Fort Worth has a lower than average percentage of households without a car. In 2015, 6.1 percent of Fort Worth households lacked a car, and decreased to 4.8 percent in 2016. The national average was 8.7 percent in 2016. Fort Worth averaged 1.83 cars per household in 2016, compared to a national average of 1.8. 
Question: How many percentage points did the most common form of transportation increase by between 2009 and 2015? 
Answer type: Number 

SOLUTION:
1.4.