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The image shows a bar chart with US household numbers in millions by income categories for 2007, 2011, and 2015. In 2007, less than $25,000 was approximately 27 million, $25,000-$49,999 was 24 million, $50,000-$74,999 was 22 million, $75,000-$99,999 was 15 million, and $100,000 or more was 15 million. In 2011, less than $25,000 was roughly 29 million, $25,000-$49,999 was 23 million, $50,000-$74,999 was 20 million, $75,000-$99,999 was 15 million, and $100,000 or more was 18 million. In 2015, less than $25,000 was about 28 million, $25,000-$49,999 was 22 million, $50,000-$74,999 was 18 million, $75,000-$99,999 was 15 million, and $100,000 or more was 27 million.
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The bar chart displays the number of US families by their income in the years 2007, 2011 and 2015.
Overall, the number of households earning $50,000-74,999 remained the same during the given period. In contrast, the number of families whose income was below $50,000 increased slightly. Those whose income exceeded $75,000 displayed an upward trend.
In 2011, the numbers of households that earned less than $25,000 and $25,000-49,999 rose to 28 and 30 millions, respectively. Later, in 2015, their numbers fell a little. As for the families whose annual income was between $50,000-$74,999, their number remained unchanged throughout the 8-year period.
The number of households living on $75,000-$99,000 a year fluctuated from around 13 to 15 million. In 2011, the number of families whose income was higher than $100,000 decreased from approximately 29 to 25 million, and in 2015 it increased dramatically from around 25 to 33 million.
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