ZA (1992) CVs for Break in Level; -5.35 for 1%, -4.80 for 5%, -4.58 for 10%. ZA (1992) and LS (2013) CVs for Break in Level and Trend when λ=0.5; -5.11 for 1%, -4.51 for 5%, -4.17 for 10%. LS (2013) CVs for Break in Level; -4.23 for 1%, -3.56 for 5%, 3.21 for 10%. Symbols correspond to *10%, ⁑5%, ⁂1% confidence intervals.