MetLife, Inc. Notes to the Consolidated Financial Statements — (Continued) Valuation Techniques Significant Unobservable Inputs Range Weighted Average Fixed maturity securities: U.S. corporate and foreign corporate GLYPH<129> Matrix pricing GLYPH<129> Delta spread adjustments (1) (50) — 500 90 GLYPH<129> Illiquidity premium (1) 30 — 30 GLYPH<129> Spreads from below investment grade curves (1) (157) — 876 205 GLYPH<129> Offered quotes (2) — — 348 GLYPH<129> Market pricing GLYPH<129> Quoted prices (2) (1,416) — 830 132 GLYPH<129> Consensus pricing GLYPH<129> Offered quotes (2) — — 555 Foreign government GLYPH<129> Matrix pricing GLYPH<129> Spreads from below investment grade curves (1) (58) — 150 72 GLYPH<129> Market pricing GLYPH<129> Quoted prices (2) 77 146 99 GLYPH<129> Consensus pricing GLYPH<129> Offered quotes (2) 82 — 200 RMBS GLYPH<129> Matrix pricing and discounted cash flow GLYPH<129> Spreads from below investment grade curves (1) 9 — 2,980 521 GLYPH<129> Market pricing GLYPH<129> Quoted prices (2) 13 — 109 100 GLYPH<129> Consensus pricing GLYPH<129> Offered quotes (2) 28 — 100 CMBS GLYPH<129> Matrix pricing and discounted cash flow GLYPH<129> Spreads from below investment grade curves (1) 1 — 9,164 374 GLYPH<129> Market pricing GLYPH<129> Quoted prices (2) 1 — 106 99 ABS GLYPH<129> Matrix pricing and discounted cash flow GLYPH<129> Spreads from below investment grade curves (1) — — 1,829 109 GLYPH<129> Market pricing GLYPH<129> Quoted prices (2) 40 — 105 100 GLYPH<129> Consensus pricing GLYPH<129> Offered quotes (2) — — 111 Derivatives: Interest rate GLYPH<129> Present value techniques GLYPH<129> Swap yield (1) 186 — 353 Foreign currency exchange rate GLYPH<129> Present value techniques GLYPH<129> Swap yield (1) 228 — 795 GLYPH<129> Currency correlation 43% — 57% Credit GLYPH<129> Present value techniques GLYPH<129> Credit spreads (1) 100 — 100 GLYPH<129> Consensus pricing GLYPH<129> Offered quotes (3) Equity market GLYPH<129> Present value techniques GLYPH<129> Volatility 13% — 32% or option pricing models GLYPH<129> Correlation 65% — 65% Embedded derivatives: Direct and assumed guaranteed minimum benefits GLYPH<129> Option pricing techniques GLYPH<129> Mortality rates: Ages 0 - 40 0% — 0.14% Ages 41 - 60 0.05% — 0.88% Ages 61 - 115 0.26% — 100% GLYPH<129> Lapse rates: Durations 1 - 10 0.50% — 100% Durations 11 - 20 2% — 100% Durations 21 - 116 2% — 100% GLYPH<129> Utilization rates (4) 20% — 50% GLYPH<129> Withdrawal rates 0.07% — 20% GLYPH<129> Long-term equity volatilities 15.18% — 40% GLYPH<129> Nonperformance risk spread 0.10% — 1.72% (1) For this unobservable input, range and weighted average are presented in basis points. (2) For this unobservable input, range and weighted average are presented in accordance with the market convention for fixed maturity securities of dollars per hundred dollars of par. (3) At December 31, 2012, independent non-binding broker quotations were used in the determination of less than 1% of the total net derivative estimated fair value. 148 MetLife, Inc. (4) This range is attributable to certain GMIB and lifetime withdrawal benefits. The following is a summary of the valuation techniques and significant unobservable inputs used in the fair value measurement for other assets and liabilities classified within Level 3. These assets and liabilities are subject to the controls described under “—Investments – Valuation Controls and Procedures.” Generally, all other classes of securities including those within separate account assets use the same valuation techniques and significant unobservable inputs as previously described for Level 3 fixed maturity securities. This includes matrix pricing and discounted cash flow methodologies, inputs such as quoted prices for identical or similar securities that are less liquid and based on lower levels of trading activity than securities classified in Level 2, as well as independent non-binding broker quotations. Mortgage loans held-for-sale are valued using independent non-binding broker