Have average global temperatures been increasing in recent years?

The table shows annual average global temperatures for the last 22

years in degrees Celsius.

Year 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004

Temperature 14.23 14.35 14.22 14.42 14.54 14.36 14.33 14.45 14.51 14.52 14.48

Year 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015

Temperature 14.55 14.50 14.49 14.41 14.50 14.56 14.43 14.48 14.52 14.59 14.80

Determine the correlation between year and temperature. (Enter your answer rounded to four decimal places)