New Zealand's Environment Reporting Series: The Ministry for the Environment and Statistics New Zealand
Trends in total sunshine hours, 1972–2016. Sunshine is essential for our mental and physical well–being and plant growth. It is also important for tourism and recreation. Trend direction was assessed using the Theil-Sen estimator and the Two One-Sided Test (TOST) for equivalence at the 95% confidence level. More information on this dataset and how it relates to our environmental reporting indicators and topics can be found in the attached data quality pdf.