Table 1: Summary of time-delay data.

Object		 $\theta_1$ $\theta_2$ D $\Delta t$

0957+561		 5.23 1.03 0.49 $423\pm1^{a}$
0911+055 2.24 0.82 1.12 $146\pm8^{b}$
1520+530 1.21 0.39 1.21 $130\pm3^{c}$
2149-275 1.37 0.33 0.67 $103\pm12^{d}$
1608+656 1.53 0.58 1.20 $077\pm3^{e}$
1600+434 1.02 0.39 0.59 $051\pm4^{f}$
1830-211 0.68 0.30 1.47 $026_{\rm -4}^{\rm +5} {}^{g}$
1115+080 1.37 0.95 0.39 $025\pm4 ^{{h,i}}$
0218+357 0.22 0.14 2.42 $010\pm1^{j,k}$
a Oscoz et al. (2001), b Hjorth et al. (2002), c Burud et al. (2002b), d Burud et al. (2002a), e Fassnacht et al. (2002), f Burud et al. (2000), g Lovell et al. (1998), h Schechter et al. (1997), i Barkana (1997), j Biggs et al. (1999), k Cohen et al. (2000).

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