climate in the United Kingdom. Portland averaged 1822.6 hours of sunshine annually between 1991 and 2020, which is 42% of the maximum possible, and 36% above the United Kingdom average of 1402.7 hours. December is the cloudiest month (62.2 hours of sunshine), November the wettest ( of rain) and July is the sunniest and driest month (237.4 hours of sunshine, of rain). Sunshine totals in all months are well above the United Kingdom average, and monthly rainfall totals throughout the year are less than the UK average, particularly in summer; this summer minimum of rainfall is not experienced away from the south coast of England. The average annual rainfall of is well below the UK average of . Demography The population of Portland in 2021 was 13,417; this figure has remained around twelve to thirteen thousand since the 1970s. In 2011 there were 6,312 dwellings in an area of , with a population density of 1112 people per km2. The population is almost entirely native to the United Kingdom: 93.9 percent of residents are of white British ethnicity, well above the England and Wales average of 80.5 percent. The average price of a detached house on Portland in 2010 was £194,200; terraced houses are cheaper, at £149,727, and an apartment or maisonette costs £110,500. Crime rates are below average—there were 5.4 burglaries per 1000 households in 2009 and 2010; which is lower than South West England (7.6 per 1000) and significantly lower than England and Wales (11.6 per 1000). Unemployment levels are very low, at 1.9 percent in July 2011, compared to the United Kingdom average of 7.7 percent. The most common religious identity in Weymouth and Portland is Christianity, at 61.0 percent, which is slightly above the England and Wales average of 59.3 percent. The next-largest sector is those with no religion, at 29.3 percent, also slightly above the average of 25.1 percent. Transport The A354 road is the only land access to Portland, via Ferry Bridge, connecting to Weymouth and to the wider road network at the A35 trunk road in Dorchester. It runs from Easton, splitting into a northbound section through Chiswell and a southbound section through Fortuneswell, then along Chesil Beach and across a bridge to the mainland in Wyke Regis. Formerly the Portland Branch Railway also crossed to the island. The corridor is now a traffic-free walking and cycle path. Local buses are run by