an increasing trendp < 0.081
2003 ), indicate an increasing trend over the whole time period of 9.1 % ( p < 0.081).
2003 ), indicate an increasing trend over the whole time period of 9.1 % ( p < 0.081).
2013 ), and a decreasing trend of −6.7 % ( p < 0.107) is also indicated in the samples from 1972 to 1997 (Norén and Meironyte 2000 ).