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: As of the census of 2000, there were 218,590 people, 79,667 households, and 60,387 families residing in the county.  The population density was 496 people per square mile (192/km²). There were 83,146 housing units at an average density of 189 per square mile (73/km²). The racial makeup of the county was 86.77% Race (United States Census), 9.27% Race (United States Census), 0.23% Race (United States Census), 1.52% Race (United States Census), 0.06% Race (United States Census), 0.69% from Race (United States Census), and 1.47% from two or more races.  1.91% of the population were Race (United States Census) or Race (United States Census) of any race. 22.5% were of German people, 13.1% Irish people, 9.8% Italian people, 9.2% English, 8.1% "American" and 6.0% Polish ancestry. 
Question: How many more housing units are there than households? 
Answer type: Number 
3479.

Passage: In the county, the population was distributed as 25.80% under the age of 18, 9.50% from 18 to 24, 28.80% from 25 to 44, 22.10% from 45 to 64, and 13.80% who were 65 years of age or older.  The median age was 36 years. For every 100 females, there were 91.70 males.  For every 100 females age 18 and over, there were 87.70 males. 
Question: How many in percent weren't 45 to 64? 
Answer type: Number 
77.9.

Passage: The Covenanters soon armed themselves in open revolt. About 3000 of them marched towards Edinburgh but were defeated at the Battle of Rullion Green on 28 November 1666. On 1 June 1679 the Covenanter army defeated the royalist army that was led by John Graham, 1st Viscount Dundee  at the Battle of Drumclog. However, the Covenanters were later finally defeated at the Battle of Bothwell Bridge on 22 June 1679. Over 1000 Covenanter prisoners were escorted in chains to Greyfriars Kirk which became a concentration camp. By the end of July, 400 had been released but the rest were shipped off to Barbados in November and many of them drowned when the ship they were on was wrecked off Orkney. 
Question: How many coventanters were in chains than are released? 
Answer type: Number 

600.